MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 34a28524e0c669a18d0160728935aa95ae4c33325499515efddfcc13fa1a941d. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
RemcosRAT
Vendor detections: 13
| SHA256 hash: | 34a28524e0c669a18d0160728935aa95ae4c33325499515efddfcc13fa1a941d |
|---|---|
| SHA3-384 hash: | bc2589cb2019cfccab1f96461c45c2e6f71352ae07e9801bd8b62da9720a1a96e19b89d10f1c708aa2d51b77d5936f6f |
| SHA1 hash: | 202a577fe9e919bb4ef7088d2f7cd7b20bb489ba |
| MD5 hash: | 078e572d928bd124ea049c8e35a11d21 |
| humanhash: | tango-butter-carolina-mountain |
| File name: | 078e572d928bd124ea049c8e35a11d21 |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 1'657'840 bytes |
| First seen: | 2022-11-14 12:10:26 UTC |
| Last seen: | 2022-11-14 13:55:21 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | abf17bbb1d234cebb6ddea72cf750325 (2 x RemcosRAT, 1 x Smoke Loader, 1 x LgoogLoader) |
| ssdeep | 24576:ZFBWt/dOwrv6bDZP1y6v0vNTx5tAk4VsNRDpy+77aHPhWU/RxrjuKU6OQb:ZFBi/dydy1+Nz+vihW8Zv/ |
| Threatray | 6'846 similar samples on MalwareBazaar |
| TLSH | T12A75BFF2BB966DA2D28E2132DFF737590A6C31A6C71F0AEEDE72B90DC514CAC1016550 |
| TrID | 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 16.4% (.EXE) Win64 Executable (generic) (10523/12/4) 10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 7.0% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | 2086c669168e8e10 (1 x RemcosRAT) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT signed |
Code Signing Certificate
| Organisation: | www.priceline.com |
|---|---|
| Issuer: | GlobalSign Atlas R3 DV TLS CA 2022 Q4 |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2022-11-04T15:42:31Z |
| Valid to: | 2023-12-06T15:42:30Z |
| Serial number: | 018c2f0e06fbf6023b046d193db7bf4b |
| Intelligence: | 5 malware samples on MalwareBazaar are signed with this code signing certificate |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | bbbabd49e2cfab2d71494229f582c2b9f6571ab1a008f8d2b5bdda4809a1ce3f |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
2
# of downloads :
217
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
F00015722EXpo.xls
Verdict:
Malicious activity
Analysis date:
2022-11-14 07:08:35 UTC
Tags:
macros trojan opendir exploit cve-2017-11882 loader remcos
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
DNS request
Creating a file
Result
Malware family:
n/a
Score:
8/10
Tags:
n/a
Behaviour
MalwareBazaar
SystemUptime
MeasuringTime
EvasionGetTickCount
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
greyware overlay packed
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Result
Threat name:
Remcos, AgentTesla
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Self deletion via cmd or bat file
Sigma detected: Remcos
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Uses ping.exe to check the status of other devices and networks
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Generic Downloader
Yara detected Remcos RAT
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Woreflint
Status:
Malicious
First seen:
2022-11-14 06:22:30 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
21 of 26 (80.77%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 6'836 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:agenttesla family:remcos botnet:remotehost collection keylogger persistence rat spyware stealer trojan
Behaviour
Creates scheduled task(s)
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
AgentTesla
Remcos
Malware Config
C2 Extraction:
maz.mastercoa.co:3444
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
88c500fbf0f4b996e3fb8a65233a9e73038f3cc9e24ea673a315e933b5a7f37e
MD5 hash:
23e79d7471fdf756eacc2b360818af6f
SHA1 hash:
9292eac5af805716114101dc32db257030dfc3cb
SH256 hash:
34a28524e0c669a18d0160728935aa95ae4c33325499515efddfcc13fa1a941d
MD5 hash:
078e572d928bd124ea049c8e35a11d21
SHA1 hash:
202a577fe9e919bb4ef7088d2f7cd7b20bb489ba
Malware family:
Remcos
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | malware_shellcode_hash |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect shellcode api hash value |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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